Daily Practice

Higher

1st December 1988

5 questions · 13 marks · Grades 6-7 · 61 question types in this band

1
Expanding Triple Brackets3 marks
Expand and simplify (x - 1)(x + 3)(x + 2).
2
Repeated Percentage Change3 marks
A town's population is 28500 and grows by 5% each year. Work out the population after 5 years, to the nearest whole number.
3
Pythagoras2 marks
A right-angled triangle has a hypotenuse of 15 cm and one shorter side of 12 cm. Work out the other shorter side.
4
Venn Diagrams3 marks
In a Venn diagram, 9 are in A only, 11 in B only, 9 in both and 7 in neither. Work out the probability a random one is in both.
5
Histograms2 marks
A histogram class is 5 units wide and contains 12.5 values. Work out the frequency density.

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